package com.sinaapp.mspring.service;

import java.util.List;

import com.sinaapp.mspring.pojo.Population;

public interface PopulationServiceI {
	
	/**
	 * 查询所有人口统计信息
	 * @return
	 */
	List<Population> findAll();
	
	/**
	 * 
	 * @return
	 */
	String getPopulationForEchartsOption();
}
